Low hemoglobin levels are independently associated with neonatal acute kidney injury: a report from the AWAKEN Study Group

Studies in adults showed a relationship between low hemoglobin (Hb) and acute kidney injury (AKI). We performed this study to evaluate this association in newborns. We evaluated 1891 newborns from the Assessment of Worldwide AKI Epidemiology in Neonates (AWAKEN) database. We evaluated the associations for the entire cohort and 3 gestational age (GA) groups: <29, 29–<36, and ≥36 weeks’ GA. Minimum Hb in the first postnatal week was significantly...